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Finding the Third Proportional to 249,412.50 and 545,481

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Solution

The third proportional to 249,412.50 and 545,481 is: 1,193,001.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,412.50 : 545,481 = 545,481 : x
  2. Step 2: Convert to fraction form
    249,412.50/545,481 = 545,481/x
  3. Step 3: Cross multiply
    249,412.50x = 545,481 × 545,481
  4. Step 4: Simplify right side
    249,412.50x = 297,549,521,361
  5. Step 5: Solve for x
    x = 297,549,521,361/249,412.50
  6. Step 6: Final answer
    x = 1,193,001.64

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.